The great need to grasp principles had caused me to spend most of my time on fruitless persuits.

The health of society thus depends quite as much on the independence of the individuals composing it as on their close political cohesion.

The physicists say that I am a mathematician, and the mathematicians say that I am a physicist. I am a completely isolated man and though everybody knows me, there are very few people who really know me.

That is the way to learn the most, that when you are doing something with such enjoyment that you don't notice that the time passes.

There are few enough people with sufficient independence to see the weaknesses and follies of their contemporaries and remain themselves untouched by them.

Only morality in our actions can give beauty and dignity to life.

It would be a sad situation if the bag was better than the meat wrapped in it.