One should eat to live，not live to eat.
引力解释了行星的运动，但它无法解释是谁让行星运动起来的。
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome given the alternatives.
Programming is an unnatural act.
"We are bulletproof, but love is not."
We look at the world once, in childhood. The rest is memory.
童年时期注意力的发展是自我调节和学业成就的基础。
经过不断改善自己的动作，幼儿从独立活动中获得喜悦。
Responsible fishing is not just about rules; it's about respect for nature.
The past is not dead, it is not even past.