to express your honest emotions to someone
誰かに自分の誠実な感情を表現する (dareka ni jibun no seijitsu na kanjou o hyougen suru)
"He finally opened his heart to his parents."
"彼はついに 両親に心を開いた。" (Kare wa tsuini **ryoushin ni kokoro o hiraita**.)
to criticize or express opposition to something or someone
to write a short letter or message to someone
to reserve a specific amount of time for something important
to not let emotions control your actions
to focus your energy and effort on reaching a goal
to stabilize your emotions by connecting to your inner calm