All is not gold that glitters.

闪光的东西不一定都是金子。

All that glitters is not gold. (or: All is not gold that glitters.)

闪闪发光者，未必皆黄金。(或：发光的并不都是金子。)

Don't be taken in by his stories about all the famous people he knows. Remember that all is not gold that glitters.

他说他认识所有的知名人士，不要轻信他，记住：发光的不全是金子。

All that glitters is not gold, but it must have free electrons.

并非所有发光的都是金子，但是要发光必须有自由电子。

As we know, all that glitters is not gold.

正如我们所知，闪光的东西不一定都是金子。