Ways to say... I love you

It's the thought behind all the words. For example:

You're on the right track.

You're doing a good job.

You did a lot of work today. Now you've figured it out.

Great!!

Fantastic!!

Wow! I appreciate your help.

I've never seen anyone do it better.

Keep working on it; you're getting better.

You really make my job fun.

That was first class work.

I'm happy to see you working like that.

That's it!! You figured it out fast!

Good work! Outstanding! I like that.

Excellent! I'm very proud of how hard you try. Good job!