释义：生前费尽心思追求各种东西，死后却只能留下一双空手。人生的悲欢离合每天都在上演，寿命的长短和命运的通达与否每天都在变化。

I don’t care if you’re black, white, straight, bisexual, gay, lesbian, short, tall, fat, skinny, rich or poor. If you’re nice to me, I’ll be nice to you. Simple as that.

精神是生命本身，它穿透生命。

A culture of continuous learning is the foundation of long-term success.

数学的美在于它能够以最抽象的术语描述宇宙。