英和和英

fortify oneself

Cheer up!

to depress one's spirits

lift (up) one's heart [spirits]

to damp one's spirits―cast a damp over one's spirits―strike a damp into one's spirits

to keep up one's spirits

the act of encouraging someone

Felt better

rally one's spirits

become heartened or elated

I'll gladly take it

with vigor

full of vim and vigor

Dutch courage―pot-valour.

They are in low spirits―depressed in spirits―dispirited.

They are elated in spirits―in high spirits―in high feather―in roaring health.