An attitude of permanent indignation signifies great mental poverty. Politics compels it votaries to take that line and you can see their minds growing more impoverished every day, from one burst of righteous indignation to the next.

At times I think and at times I am.

to live means to lack something at every moment

Advertising has annihilated the power of the most powerful adjectives.

In the physical world, one cannot increase the size or quantity of anything without changing its quality. Similar figures exist only in pure geometry.

I thought it necessary to study history, even to study it deeply, in order to obtain a clear meaning of our immediate time.

Science means simply the aggregate of all the recipes that are always successful. All the rest is literature.