幸福は掴めるときに掴まなければならない。

You have to snatch at happiness when you can.

幸福(こうふく)は掴(つか)めるときに掴(つか)まなければならない。

Kōfuku wa tsukameru tokini tsukamanakerebanaranai.

幸福 (こうふく)

happiness; blessedness; joy; well-being

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

時に (ときに)

by the way; incidentally; sometimes; occasionally

掴む (つかむ)

to seize; to catch; to grasp; to grip; to grab; to hold; to catch hold of; to lay one's hands on; to clutch; to understand; to grasp; to comprehend

Readings: コウ、さいわ.い、さち、しあわ.せ

Meanings: happiness, blessing, fortune

Reading: フク

Meanings: blessing, fortune, luck, wealth

Readings: カク、つか.む、つか.まえる、つか.まる

Meanings: catch, seize, grasp, hold, arrest, capture