"Medicine is my lawful wife, and literature is my mistress; when I get tired of one, I spend the night with the other."

"Life is a vexatious thing, and love is an even greater vexation."

"There is nothing new under the sun."

"The greater the artist, the greater the doubt. Perfect confidence is granted to the less talented as a consolation prize."

"Love, friendship, respect, admiration all make us feel that life is worth living."