You never know what motivates you.
Never complain and never explain.
To know oneself, one should assert oneself.
Wherever you are - be all there.
To be a good loser is to learn how to win.
By failing to prepare, you are preparing to fail.
It's always too early to quit.
If you've got a talent, protect it.
The most effective way to do it, is to do it.
If you can dream it, you can do it.
I would say the most help I got was from my dad. My dad is a civil engineer in Switzerland he's 90 years old now, so he's no longer active as a civil engineer, but still a very active person.