There are things that don't deserve to be said briefly.
What makes our opponents useful is that they allow us to believe that without them we would be able to realize our goals.
It takes a very deep-rooted opinion to survive unexpressed.
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.
I still understand a few words in life, but I no longer think they make a sentence.
It is sometimes important for science to know how to forget the things she is surest of.