努力克服困难的谚语或成语

Talents come from diligence, and knowledge is gained by accumulation.
天才在于勤奋,知识在于积累.
The fire is the test of gold; adversity is the test of a strong man.
火对金子是考验,逆境对人是磨练.
Progress is the activity of today and the assurance of tomorrow.
进步是今天的活动,明天的保证.
Diligence is the mother of success.
勤勉是成功之母.
This is courage in a man: to bear unflinchingly what heaven sends.
真正的勇气是：无所畏惧地接受上天给你的一切
If you would hit the mark, you must aim a little above it.
要向射中靶,必须瞄准比靶略微高些.
Success grows out of struggle to overcome difficulties.
成功来之于克服困难的斗争.