Philosophical Sayings

483 sayings found from the Modern era

A man's own judgement should be the final appeal in all that relates to himself.

— Alexander Graham Bell Undated
Philosophical

There are two critical points in every aerial flight - its beginning and its end.

— Alexander Graham Bell c. early 20th century
Philosophical

Environment counts for a great deal. A man's particular idea may have no chance for growth or encouragement in his community. Real success is denied that man, until he finds a proper environment.

— Alexander Graham Bell 1901
Philosophical

I had made up my mind to find that for which I was searching even if it required the remainder of my life. After innumerable failures I finally uncovered the principle for which I was searching, and I was astounded at its simplicity.

— Alexander Graham Bell Undated
Philosophical

All really big discoveries are the results of thought.

— Alexander Graham Bell 1914
Philosophical

That no generally applicable law of the formulation and development of hybrids has yet been successfully formulated can hardly astonish anyone who is acquainted with the extent of the task and who can appreciate the difficulties with which experiment…

— Gregor Mendel 1865
Philosophical

It requires indeed some courage to undertake a labor of such far-reaching extent; this appears, however, to be the only right way by which we can finally reach the solution of a question the importance of which cannot be overestimated in connection w…

— Gregor Mendel 1865
Philosophical

My scientific work brought me such satisfaction, and I am convinced the entire World will recognize the results of these studies.

— Gregor Mendel c. 1883-1884
Philosophical

It is willingly granted that by cultivation the origination of new varieties is favored, and that by man's labor many varieties are acquired which, under natural conditions, would be lost; but nothing justifies the assumption that the tendency to for…

— Gregor Mendel 1865
Philosophical

I have experienced many a bitter hour in my life. Nevertheless, I admit gratefully that the beautiful, good hours far outnumbered the others.

— Gregor Mendel c. 1883-1884
Philosophical

Man must contribute his minimum work of toil, and God gives the growth. Truly, the seed, the talent, the grace of God is there, and man has simply to work, take the seeds to bring them to the bankers.

— Gregor Mendel Post-1867
Philosophical

Jesus appeared to the disciples after the resurrection in various forms. He appeared to Mary Magdalene so that they might take him for a gardener. Very ingeniously these manifestation of Jesus is to our minds difficult to penetrate. (He appears) as a…

— Gregor Mendel Post-1867
Philosophical

Those traits that pass into hybrid association entirely or almost entirely unchanged, thus themselves representing the traits of the hybrid, are termed dominating and those that become latent in the association, recessive.

— Gregor Mendel 1865
Philosophical

My experiments with single traits all lead to the same result: that from the seeds of hybrids, plants are obtained half of which in turn carry the hybrid trait (Aa), the other half, however, receive the parental traits A and a in equal amounts. Thus,…

— Gregor Mendel 1866
Philosophical

This circumstance is especially important for the evolutionary history of plants because constant hybrids acquire the status of new species.

— Gregor Mendel 1865
Philosophical

Whether they will retain the characteristics of the hybrid, or whether they will show variations, will be determined by next year's observations.

— Gregor Mendel 1867
Philosophical

Darwin's statements concerning hybrids of the genera mentioned in The Variation of Animals and Plants Under Domestication, based on reports of others, need to be corrected in many respects.

— Gregor Mendel 1870
Philosophical

The best dividends on the labor invested have invariably come from seeking more knowledge rather than more power.

— Wright Brothers (Orville & Wilbur) 1906
Philosophical

We learn much by tribulation, and by adversity our hearts are made better.

— Wright Brothers (Orville & Wilbur) Undated
Philosophical

The edifice of science not only requires material, but also a plan. Without the material, the plan alone is but a castle in the air—a mere possibility; whilst the material without a plan is but useless matter.

— Dmitri Mendeleev Undated
Philosophical