A four-word idiom to describe people's self-motivation?

Hone your character and make progress in your studies.

Try to catch up

Hard-working and promising

Go all out/work hard to make the country prosperous/strong/strong.

Be happy and motivate yourself.

Cheer up and act quickly

defy hardship and danger

Brave forward

Learn to face up to difficulties, and don't have a hollow reputation.

Take twice as much medicine as usual within a certain period of time.

Shooting parachute

March forward with a triumphant song-March forward triumphantly.

Although it has reached a high position, it is not satisfied and needs further efforts.

Never gave up his proud ambition.

Ambitious ambition