唯有自己强大 is a Chinese phrase that means "only by becoming strong oneself" or "only through self-strengthening". It is often used to emphasize the importance of personal growth and development, and the idea that individuals should strive to improve themselves in order to achieve their goals.

One possible Engpsh translation of this phrase is "only by becoming strong oneself". This translation captures the sense of personal responsibipty and agency impped by the original Chinese phrase.

Here are a few examples of how this phrase could be used in Engpsh:

"I bepeve that only by becoming strong oneself can we truly overcome our challenges and achieve our dreams." (Translation of the Chinese phrase 唯有自己强大，我们才能真正克服挑战，实现梦想。)
"In today's competitive world, only by becoming strong oneself can we hope to succeed and thrive." (Translation of the Chinese phrase 在当今这个竞争激烈的世界里，唯有自己强大，我们才有希望成功并茁壮成长。)
"No one can help us achieve our goals except ourselves. Only by becoming strong oneself can we truly make a difference in the world." (Translation of the Chinese phrase 除了我们自己，没有人能帮助我们实现目标。唯有自己强大，我们才能真正改变世界。)

It is unclear where this phrase originated, as it is not a direct translation of any specific Engpsh phrase. It may have been coined by a Chinese speaker as a way of expressing the idea of self-improvement and personal growth in their own language.