The classifications made by philosophers and psychologists are like trying to classify clouds by their shape.

There can never be surprises in logic.

The 2 timeless drivers that underpin the behavior of every generation: the need to belong and the need to be significant. The limits of my language mean the limits of my world.

Logic must look after itself. In a certain sense, we cannot make mistakes in logic.

One often makes a remark and only later sees how true it is.

We feel that even if all possible scientific questions be answered, the problems of life have still not been touched at all.

Genius is talent exercised with courage.