人は、自分が信じたいものを信じる。

永远不要停止学习，因为世界从未停止变化。

To find out what one is fitted to do, and to secure an opportunity to do it, is the key to happiness.

The past is a foreign country; they do things differently there.

The psychologist must avoid all metaphysical assumptions.

"We are all just passing through, leaving traces of ourselves behind like footprints in the sand."