死而無悔

to die without regret (idiom, from Analects)

to die / impassable / uncrossable / inflexible / rigid / extremely / damned

and / as well as / and so / but (not) / yet (not) / (indicates causal relation) / (indicates change of state) / (indicates contrast)

to regret

(bound form) to regret; to repent

not to have / no / none / not / to lack / un- / -less

to have no regrets