there is no time like the present

Said to encourage someone to take action immediately instead of waiting.

Synonyms: shake a leg

Antonyms: don't hurry, waste time

There is no time like the present. You need to finish your project and you have the time to finish it now.

There is no time like the present, let's meet today.

You know there's no time like the present to confess your love to your partner.