He has two most famous words:

The first sentence is:

Veni, vidi, vici Latin

I came, I saw, I conquered English.

I came, I saw it, I conquered it!

The second sentence is:

the wood is already made into a boat—what is done cannot be undone

Wood has been made into a boat-what's done is done.

I hope it will satisfy you, please don't forget to adopt it! Thanks in advance.