时间是个滑溜溜的东西：一旦失去控制，它的线索可能会永远从你手中溜走。
Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.
I do not think anything that I have done is of any interest to the general public.
我认为战胜恐惧的唯一方法就是告诉它滚开。
The sun is our most powerful tool in Africa. We must learn to work with it, not against it.
土地不属于我们，我们属于土地。
Sometimes the simplest solutions in chemistry are the most elegant and powerful.