You'd better learn a trade while you are young, so that you may not cheat for a living when you are old.

你最好趁年轻时学一点手艺，以便在年老时不靠行骗为生。

youdao

The flower hesitated for a second and said, "Why are you so happy? You are not young and maybe you don't have many days left."

花儿犹豫了一下，说：“你为什么这么高兴？你已经不再年轻，也许你时日不多了。”

youdao

You are young, so presumably you're more afraid of it than I am.

你还年轻，所以你大概比我更怕死。

youdao

You people have no sense of humor, no sense of joy, no sense of joie de vivre. You are so young.

你们这些人啊，没有幽默感，没有娱乐精神，也没有生活的乐趣，你们太年轻了。

麻省理工公开课 - 固态化学导论课程节选

You and your wife are both still very young, and so any decisions you make are likely to have to last you for a long time, so they have to be properly thought through - and by that I mean that you can't just say "I don't like my job so I'm off!"

BBC: Fergus Muirhead

So as long as you want to still compete as if you are young while the functional element has made you non-competitive, you will be old.

FORBES: Winona Ryder At The 'Age I've Been Warned My Whole Life About'

So if you think too many young people's musical horizons are about as narrow as an iPod, then in the name of Max Roach or John Lucien or Dinah Washington, do something about it.

NPR: Jazz, Opera Suffer Loss of Two Greats