最好的投资是投人，而不是投项目。
音乐不分国界，好的音乐能打动每个人的心。
粮食安全始于赋予粮食种植者力量。
Engineering is about solving problems, not just making things look pretty.
A mathematician is a device for turning coffee into theorems.
Reinforcement is the central factor in the acquisition of new behavior patterns.