You must change nothing in your writing without absolute necessity. If it is necessary， then change with simplicity.

Every seed planted is a promise to the future.

I hope it will not be long before we have a machine that will be able to solve all mathematical problems.

我不害怕风暴，因为我在学习如何驾驶我的船。

It is the preoccupation with possessions， more than anything else， that prevents us from living freely and nobly.

音乐行业很艰难，但我们的友谊更坚强。