He is a mere child.

It's a question of time before we solve this problem.

He is now in a position to make a big difference in the company.

I need a good amount of time to finish this project.

This is a case of mistaken identity.

I have a degree of control over the situation.

I want to have a go at playing the piano.

In a sense, he is right.

He is something of a genius.

I only need a handful of nuts for the recipe.