Children must be rendered reasonable, but not reasoners. The first thing to teach them is that it is reasonable for them to obey, and unreasonable for them to dispute.

The true character of epistolary style is playfulness and urbanity.

There are single thoughts that contain the essence of a whole volume, single sentences that have the beauties of a large work.

A maxim is the exact and noble expression of an important and indisputable truth. Good maxims are the germs of all excellence; when firmly fixed on the memory, they nourish the will.

You have to be like the pebble in the stream, keeping the grain and rolling along without being dissolved or dissolving anything else.

Education should be gentle and stern, not cold and lax.

The idea of the nest in the bird's mind, where does it come from?