If you don't fail at least 90 percent of the time, you're not aiming high enough.

We must be realistic about the pace of change. The world will need oil and gas for decades to come, even as we invest in lower-carbon solutions.

The theory of reductive groups is the backbone of the Langlands program.

自然为万物安排了合适的时间。

无论遇到什么困难，我都会继续唱下去。

The strictness of Russian laws is softened by the non-obligatory nature of their execution.

大学不是实现特定目的或产生特定结果的机器；它是一种人类活动的方式。

解释：语言是用来充分表达作者心志的，文采是用来充分发挥语言功能的。