Alternative form of he who hesitates is lost

A person who spends too much time contemplating what to do may miss a valuable but fleeting opportunity.

Indicates that the speaker has lost his or her backpack. / Indicates that the speaker has lost his or her handbag.

Indicates that the speaker has lost his or her wallet.

Indicates that the speaker has lost his or her glasses.

Indicates that the speaker has lost his or her handbag.

(US) Indicates that the speaker has lost his or her keys.

Indicates that the speaker has lost his or her backpack.

(UK) Indicates that the speaker has lost his or her keys.

to do something that should have been done earlier but was not, especially when done with energy or enthusiasm.