no time like the present

there's no time like the present

If something is a good idea, is worth doing, or needs to be done, it should be done now or as soon as possible. A: "When do you want me to start cleaning the house?" B: "Well, there's no time like the present." There's no time like the present, so let's go ahead and get the application started.
See also: like, no, present, time
Farlex Dictionary of Idioms.

(There's) no time like the present.

Prov. Cliché Do what you are supposed to do now. (You can use this to suggest that something be done right away.) Jill: When should we start cleaning up the house? Jane: No time like the present. Start studying for the big exam now, instead of waiting till the night before. There's no time like the present.
See also: like, no, present, time
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

(there is) no time like the present

used to suggest that something should be done now rather than later.
See also: like, no, present, time
Farlex Partner Idioms Dictionary

(there’s) no time like the ˈpresent

(saying) the best time to do something is now: ‘When do you want me to start the decorating?’ ‘Well, no time like the present, is there?’
See also: like, no, present, time
Farlex Partner Idioms Dictionary
See also:
  • no time like the present, there's
  • there's no time like the present
  • follow on
  • that's better
  • get (something) over and done with
  • good as done
  • good as done, as
  • as good as done
  • well done
  • good and quickly seldom meet