如果你需要一只援助之手，你可以在自己的任何一只手臂下找到;随着年龄的增长，你会发现你有两只手，一只用来帮助自己，另一只用来帮助别人。

Finance is a core competitiveness of the country, and financial security is an important part of national security.

The child is not a passive recipient of knowledge but an active participant in the learning process.

关于理论最重要的事情是它应该是可测试的。