20歲的人往往牽就一份他們不熱愛的工作。當他們意識到時，一份臨時的工作已經變成了事業。雖然30歲時想要轉行很困難，但並非不可能，而且可能會是正確的抉擇。
3.They don’t obsess about the future.
他們不擔心未來。
Author Mark Manson realized in his 20s that there is not a magical moment where you start feeling like an adult who has it all figured out. You cannot even anticipate your life 5 years into the future.
作家Mark Manson在20幾歲時就領悟到，並不會有那神奇的時刻－開始感覺自己如成人恍然大悟。你甚至無法預知5年後的生活。
4.They decide whether they want kids or not.
他們決定要不要有小孩。
Kids certainly are not for everyone, but c) putting off having children for an ideal situation is a bad idea. If you want to have kids, have them before it’s too late. Kids are great. They make you better in every way.
有小孩不見得適合每個人，但為了現在的理想狀況而延後生小孩不會是個好主意。如果你想要小孩，趕快生吧，以免太遲。小孩很棒，能夠提昇你的生命。
5.They take care of their health.
他們重視自己的身體健康。
Make exercise and healthy eating habits a priority. “Be healthy. That is priority 1. Don't get into your 30s being slow and tired all the time,” Bach writes on question-and-answer website Quora.
視運動以及健康的飲食習慣為首要項目。Bach在問答Quora網站寫道：「身體健康，是最重要的。不要到邁入30歲時常常覺得疲累和動作越來越慢。」
