Quote #20020
The desire to take medicine is perhaps the greatest feature which distinguishes man from...
Quote #26949
I have called this principle, by which each slight variation, if useful, is preserved,...
Quote #10689
It is only the inferior thinker who hastens to explain the singular and the...
Quote #14130
More than any other time in history, mankind faces a crossroads. One path leads...
Quote #9793
Never lend books – nobody ever returns them; the only books I have in...
Quote #29515
The real sadness of fifty is not that you change so much but that...
Quote #21005
Affairs are easier of entrance than of exit and it is but common prudence...
Quote #19835
Are we at last brought to such humiliating and debasing degradation, that we cannot...
Quote #24411
Failure is instructive. The person who really thinks learns quite as much from his...
Quote #1299
Retirement at sixty-five is ridiculous. When I was sixty-five I still had pimples.