Sentence examples similar to hard but accomplishable from inspiring English sources

It was hard but fair.

Hit hard but clean.

Hard, but strangely…gratifying.

Trying hard but swamped.

Hard, but not impossible. .

He was hard but fair.

Hard, but important.

Work hard, but play harder.

Do something hard, but not too hard.

Push yourself hard, but not too hard.

Diamonds are hard, but brittle.