Humor is also a way of saying something serious.
A boy can learn a lot from a dog: obedience, loyalty, and the importance of turning around three times before lying down.
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.
The aim of life is self-development. To realize one's nature perfectly - that is what each of us is here for.
Three o'clock is always too late or too early for anything you want to do.
Preserving health by too severe a rule is a worrisome malady.
If a cluttered desk is the sign of a cluttered mind, what is the significance of a clean desk?