There are two motives for reading a book; one, that you enjoy it; the other, that you can boast about it.
Do not fear to be eccentric in opinion, for every opinion now accepted was once eccentric.
To fear love is to fear life, and those who fear life are already three parts dead.
War does not determine who is right - only who is left.
Of all forms of caution, caution in love is perhaps the most fatal to true happiness.
There are two motives for reading a book: one, that you enjoy it; the other, that you can boast about it.
Science is what you know, philosophy is what you don't know.
Men are born ignorant, not stupid. They are made stupid by education.
The most essential characteristic of scientific technique is that it proceeds from experiment, not from tradition.
Curious learning not only makes unpleasant things less unpleasant, but also make pleasant things more pleasant.