"伯乐常有而千里马不常有"怎麽翻译成英语?

There's often people who can discover talents, but people with talents aren't that common.
发掘别人能力的人很常见,但是有能力的人却不是那么普遍.

或者
Finding the talents are easy but having talents is hard.
发掘才能容易, 拥有才能困难.