to control your emotions and behave calmly
感情をコントロールして落ち着くこと (kanjo o kontororu shite ochitsuku koto)
"You need to get a grip on yourself before talking to your boss."
"上司と話す前に落ち着く必要があります。" (joshi to hanasu mae ni ochitsuku hitsuyo ga arimasu)
to be in trouble, especially with someone you care about
To start discussing the essential or most important aspects...
To be extremely anxious or tense.
to feel very excited or pleased about something
I agree with your idea or opinion
To be innocent or free from guilt.