besiege the stronghold to annihilate the enemy relief force

Lamp box sword

forget meals and sleep(lose sleep and forget to eat)

be sexually promiscuous at home

promiscuity in an official's family

go/make the rounds(spread like wildfire)

Have no mind

share happiness and joy in common

draw a forced analogy

the gains offset the losses

Feel helpless

Play with time

Exhaust all resources to build up one's military power

Curtain and sword

A thing turns into its opposite if pushed too far.

be on the upgrade

vanish/melt into thin air

a rich crop of the five grains

Popular criticisms are boiling.

dukes or princes under an emperor