To be nobody but yourself in a world which is doing its best day and night to make you like everybody else means to fight the hardest battle which any human being can fight and never stop fighting.
Treat all disasters as if they were trivialities but never treat a triviality as if it were a disaster.
All that is human must retrograde if it does not advance.
The summer night is like a perfection of thought.
Our problems are man-made, therefore they may be solved by man. And man can be as big as he wants. No problem of human destiny is beyond human beings.
To be able to fill leisure intelligently is the last product of civilization, and at present very few people have reached this level.
Our lives teach us who we are.