Burn the midnight oil
To work late into the night.

Put in the hard yards
To work hard over a long period.

Go the extra mile
To make a special effort to achieve something.

Leave no stone unturned
To make every possible effort.

Pull out all the stops
To do everything possible to achieve a goal.

Bite the bullet
To face a difficult situation with courage.

Give it your best shot
To make a strong effort.

Take the bull by the horns
To tackle a difficult situation directly.

Break a sweat
To exert oneself physically or mentally.

Rome wasn't built in a day
Important work takes time.

In for a penny, in for a pound
If you're going to put in effort, you might as well put in a lot.

No pain, no gain
Without effort, you cannot achieve anything.

Put your shoulder to the wheel
To work hard.

Get the ball rolling
To start a project or process.

Back to the drawing board
To start over after a failure.

The early bird catches the worm
Success comes to those who prepare well.

Make an effort
To try hard to do something.

Hit the ground running
To start a task or project energetically.

Go out of your way
To make an extra effort.

Cast in stone
To make something permanent after significant effort.