It takes a very deep-rooted opinion to survive unexpressed.
Kill a man, and you are a murderer. Kill millions of men, and you are a conquerer. Kill everyone, and you are a god.
My pessimism extends to the point of even suspecting the sincerity of other pessimists.
Never feel remorse for what you have thought about your wife; she has thought much worse things about you.
Nothing is more admirable than the fortitude with which millionaires tolerate the disadvantages of their wealth.
Nothing leads the scientist so astray as a premature truth.
I think I am one of those who can manage not to take on a completely different appearance under their own glance.