to begin doing something with determination
決意を持って何かを始める (ketsui wo motte nanika wo hajimeru)
"He set about cleaning the entire house after breakfast."
"彼は朝食後に家全体の掃除を始めました。" (Kare wa choushoku go ni ie zentai no souji wo hajimemashita)
to become so excited that you lose control of your feelings
to interrupt or give an opinion when not invited
to bring back mental or emotional stability
to result in or cause something to happen later
to express your opinions or defend your feelings confidently
to gradually develop skills or actions that lead to success