关于抓住机遇的英语俗语包括：

Care and diligence bring luck.

Pleasant hours fly past.

Fortune favors those who use their judgement.

Opportunities do not wait.

Opportunity is the best moment in the stream of time.

Gentlemen hide their wares in their bodies and move around.

Thousand-mile horses are often, but a good judge is rare.

If you don't grasp the opportunity, you'll have to paddle for life and accomplish nothing.

When you don't take it, don't regret it later.

People do something wholeheartedly, they will always encounter chance.

Time flies.

Time is money.

Time and tide wait for no man.

A bad padlock invites a picklock.

A wise man will make more opportunities than he finds.

Adversity leads to prosperity.

Time tries all （the things）.

Time tries truth.

Time will show [tell].

Lose an hour in the morning, and you’ll be all day hunting for it.

Success does not depend on intelligence, but on personality, whether you dare to seize the opportunity.

There are no birds without feathers.

You have to believe in yourself. That's the secret of victory.

这些俗语涵盖了抓住机遇的不同方面，从勤奋和谨慎的重要性到时间的宝贵，以及抓住机遇的必要性。希望这些信息对你有所帮助。