疾风知劲草的英文：
[Literal Meaning]
fast/wind/know/strong/grass
Only the toughest grass can stand the strongest wind.

[解释]
在猛烈的大风中，只有坚韧的草才不会被吹倒。比喻只有经过严峻的考验，才知道谁真正坚强。

[Explanation]
Only those who are firm and resolute can withstand severe trials.

[例子]
疾风知劲草，我相信经过这次打击之后他会变得更坚强的。

[Example]
Only those who are firm and resolute can withstand severe trials. I believe that after this blow he will become stronger.

Adversity reveals genius
疾风知劲草

The strong wind reveals the strength of the grass;only those who are firm and resolute can withstand sever trials
疾风知劲草

Sturdy grass withstands high winds; true gold stands the test of fire.
疾风知劲草，烈火见真金。

Calamity is man's true touchstone．
疾风知劲草，患难见人心。

A true friend is known in the day of adversity
疾风知劲草,患难知友情