One must train oneself, by small and frequent efforts, to dominate one's feelings.

The most efficient way to live reasonably is every morning to make a plan of one's day and every night to examine the results obtained.

...in recognition of his work on vascular suture and the transplantation of blood-vessels and organs.

The best way of increasing the [average] intelligence of scientists would be to reduce their number.

Those who desire to rise as high as our human condition allows, must renounce intellectual pride, the omnipotence of clear thinking, belief in the absolute power of logic.

Those who don't learn to fight worry, die young.

Discipline brings us effort, sacrifice and suffering. Later it brings us something of an inestimable value: something of which those who live only for pleasure, profit or amusement will always be deprived. This peculiar indefinable joy which one must have felt oneself to understand is the sign with which life marks its moment of triumph.