Teenagers are especially self-conscious and need the confidence that comes from achieving success and knowing that their accomplishments are admired by others.

青少年的自我意识特别强，并且他们需要自信，而自信来源于获得成功，并且知道自己的成就为为他人所佩服。

self-conscious 自我意识

are admired by 被....佩服