to barely have enough money to survive
жить на грани выживания (zhit' na grani vyzhivaniya)
"Many laborers live from hand to mouth every day."
"Многие рабочие живут на грани выживания каждый день." (manye rabochie zhivut na grani vyzhivaniya kazhdyy den')
very wise or knowledgeable
to scold someone severely
better than others; superior in quality or ability
to complete something perfectly by adding the final details
A very complex or unsolvable problem.
the use of willpower to overcome physical problems
