Parental investment is the key to understanding sex differences in mating strategies.

Success is not just about what you achieve, but how you achieve it.

研究学习的唯一有意义的方法是通过客观测量。

A poem must be an event, not a record of an event.

Stories you read when you're the right age never quite leave you. You may forget who wrote them or what the story was called. Sometimes you'll forget precisely what happened, but if a story touches you it will stay with you, haunting the places in your mind that you rarely ever visit.

太阳是宇宙的灵魂，地球是它的躯体。

今天的过度捕捞意味着明天的空网。