Strive not to be a success, but rather to be of value.

Scientists were rated as great heretics by the church, but they were truly religious men because of their faith in the orderliness of the universe.

At present every coachman and every waiter argues about whether or not the relativity theory is correct.

But if the longing for the achievement of the goal is powerfully alive within us, then shall we not lack the strength to find the means for reaching the goal and for translating it into deeds.

An evening everyone agrees, is a lost evening.

The main task of the spirit is to free man from his ego.

It is easier to denature plutonium than to denature the evil spirit of man.