Life is a poem written in tears and laughter.
生命是一首用泪与笑写成的诗。
数学是理性的音乐。
企业的成功不是靠规模,而是靠效率。
一个好故事应该既让舒适者不安,又让不安者舒适。
The best way to learn mathematics is to do mathematics.
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.