希望を捨てるべきではありません。

hope; wish; aspiration

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to throw away; to cast away; to dump; to discard; to abandon; to desert; to leave; to give up; to resign

shall; should; must

be; is; indicates past or completed action; indicates light imperative

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

to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about