The past is always tense, the future perfect.

孩子越能够专心，就越能从工作中得到平静，就越能发自内心地纪律或规则。

每部电影都是一次旅程，每次旅程都会教会你一些东西。

If you can look into the seeds of time, And say which grain will grow and which will not, speak then to me, who neither beg nor fear Your favours nor your hate.

科学家研究自然并非因为它有用；他研究它是因为他从中获得乐趣，而他从中获得乐趣是因为它是美丽的。