It is sometimes important for science to know how to forget the things she is surest of.
A few great minds are enough to endow humanity with monstrous power, but a few great hearts are not enough to make us worthy of using it.
Marriage simplifies life and complicates the day.
Science has made us gods even before we are worthy of being men.
To love an idea is to love it a little more than one should.
What makes our opponents useful is that they allow us to believe that without them we would be able to realize our goals.