used to say that a person's age is not solely determined by the number of years they have lived, but by their physical and mental state

人は自分が感じる年齢だけ年を取る
used to imply that as a person ages, they become more childlike in their behavior and needs, emphasizing the importance of treating the elderly with care and respect

高齢者は子どものような世話を必要とすることがある
used to suggest that someone who achieves success or matures too quickly or too early in life may also experience a decline or downfall earlier than others

早すぎる成功は早い衰えにつながることがある
used to imply that as a person reaches middle age, they either gain wisdom and expertise from their experiences or remain foolish due to their inability to learn from mistakes

中年までには経験から学んでいるべきだ
used to suggest that the second half of life can be as rewarding as the first, as the age of forty allows more time and resources to focus on personal interests

四十歳は新しく充実した人生の始まりになり得る
used to suggest that customs, behavior, and social norms change over time, and what is acceptable or expected in one era or culture may not be in another

習慣や行動規範は時代とともに変わる
used to suggest that even though something or someone may be old and worn out, they can still be effective and have value

年を取っても能力や価値がなくなるわけではない
used to imply that young people should be given opportunities to grow, learn, and express themselves while being treated with patience and understanding to nurture their potential

若者には成長し学ぶ機会を与えるべきだ
used to emphasize that young people should be allowed to explore and experiment with their lives, make mistakes, and learn from them

若者には試し、失敗する機会が必要だ
