a moment when an important change happens
重要な変化が起こる瞬間 (jūyōna henka ga okoru shunkan)
"Graduating from college was a turning point in his life."
"大学を卒業することは彼の人生の転換点だった。" (daigaku o sotsugyō suru koto wa kare no jinsei no **tenkantei** datta)
to function perfectly or very effectively
A larger group is stronger than an individual.
Adapt to the customs of the place you are visiting
to be remembered for something important or significant
to be extremely happy and excited
to be uncertain or have both positive and negative emotions