To reflect is to disturb one's thoughts.
One must either take an interest in the human situation or else parade before the void.
Science has made us gods even before we are worthy of being men.
Theories pass. The frog remains.
There are certain moments when we might wish the future were built by men of the past.
There are moments when very little truth would be enough to shape opinion. One might be hated at extremely low cost.
Think? Why think! We have computers to do that for us.
To love an idea is to love it a little more than one should.
To say of men that they are bad is to say they are worse than we think we are, or worse than the ideal man whose image we have built up on the basis of a certain few.
Truth is always served by great minds, even if they fight it.
We must watch over our modesty in the presence of those who cannot understand its grounds.
One must credit an hypothesis with all that has had to be discovered in order to demolish it.
I still understand a few words in life, but I no longer think they make a sentence.
We spend our time envying people whom we wouldn't wish to be.
It is not easy to imagine how little interested a scientist usually is in the work of any other, with the possible exception of the teacher who backs him or the student who honors him.