Expect problems and eat them for breakfast.
I can, therefore I am.
By failing to prepare, you are preparing to fail.
Always desire to learn something useful.
If you think you can do it, you can.
Well done is better than well said.
To know oneself, one should assert oneself.
The dog that trots about finds a bone.
If you can dream it, you can do it.
It's always too early to quit.
There are simply more young people than there ever were. You get this feeling of strength. Also, large numbers can be a drawback, making it difficult to lose one's anonymity.
Teenagers today are more free to be themselves and to accept themselves.