海底并非永恒不变，而是在不断更新。
Disciplining yourself to do what you know is right and important, although difficult, is the highroad to pride, self-esteem, and personal satisfaction.
爱就是失去，但我们仍然去爱。
物理学的美在于它能够用简单的定律解释复杂的事物。
The future of dairy depends on our ability to adapt to changing consumer demands.