"As I review the events of my past life I realize how subtle are the influences that shape our destinies."

"With ideas it is like with dizzy heights you climb: At first they cause you discomfort and you are anxious to get down, distrustful of your own powers; but soon the remoteness of the turmoil of life a…"

"I have not married, so that I may devote myself entirely to my work."

"When natural inclination develops into a passionate desire, one advances towards his goal in seven-league boots."

"I have harnessed the cosmic rays and caused them to operate a motive device."