If you tremble with indignation at every injustice, then you are a comrade of mine.

If you tremble with indignation at every injustice, then you are a comrade of mine.

If you tremble indignation at every injustice then you are a comrade of mine.

Above all, always be capable of feeling deeply any injustice committed against anyone, anywhere in the world. This is the most beautiful quality in a revolutionary.

The revolution is not an apple that falls when it is ripe. You have to make it fall.

I had a project for my life which involved 10 years of wandering, then some years of medical studies and, if any time was left, the great adventure of physics.