There are a lot of clear thinkers everywhere.

Own only what you can always carry with you: know languages, know countries, know people. Let your memory be your travel bag. Use your memory! Use your memory! It is those bitter seeds alone which might sprout and grow someday. Look around you - there are people around you. Maybe you will remember one of them all your life and later eat your heart out because you didn't make use of the opportunity to ask him questions. And the less you talk, the more you'll hear.

It is not our level of prosperity that makes for happiness but the kinship of heart to heart and the way we look at the world. Both attitudes lie within our power, so that a man is happy so long as he chooses to be happy, and no one can stop him.

Which of us can control his feelings?

I leaf through the ancient philosophers and find my newest discoveries there.

All classifications in this world lack sharp boundaries, and all transitions are gradual.

I think the gap between rich and poor is an extremely dangerous phenomenon and needs the immediate attention of the state.