Life shrinks or expands in proportion to one’s courage. —Anaïs Nin
To accomplish great things, we must not only act, but also dream, not only plan, but also believe.
—Anatole France

You never change things by fighting the existing reality. To change something, build a new model that makes the existing model obsolete.

—Buckminster Fuller

Respond to every call that excites your spirit.
There are two primary choices in life; to accept conditions as they exist or accept the responsibility for changing them.
—Denis Waitley