另一个人的心是一片黑暗的森林，无论它曾经多么接近自己的心。

Psychology must be based on observable facts, not speculation.

Every experiment, whether successful or not, is a step toward understanding.

Responsible fishing isn't about catching less - it's about catching smarter.

人类是一种非常奇特的生物。他以为自己有一个灵魂，其实他有几十个。