"I'm not afraid of storms, for I'm learning how to sail my ship."

Society can and does execute its own mandates， and if it issues wrong mandates instead of right， or any mandates at all in things with which it ought not to meddle， it practices a social tyranny more formidable than many kinds of political oppression， since， though not usually upheld by such extreme penalties， it leaves fewer means of escape， penetrating much more deeply into the details of life， and enslaving the soul itself.

The most profound truths are often the ones we avoid.

A society grows great when old men plant trees whose shade they know they shall never sit in.

The purpose of education is to make up for the shortcomings in our instinctive ways of thinking.