Strong people keep working hard even in difficulties.
強い人は困難なときでも一生懸命頑張り続ける。 (tsuyoi hito wa konnan na toki demo isshoukenmei ganbari tsuzukeru)
"When the going gets tough, the tough get going — never lose hope."
"困難なときこそ、強い人は動き出す — 希望を失わないで。" (konnan na toki koso tsuyoi hito wa ugokidasu kibou o ushinawanaide)
the basic practical details of something
something decided by chance
to be in constant conflict or fighting
a short nap or brief sleep
to bear the burden of an important duty or obligation
to have a really good time