Never complain and never explain.
It's always too early to quit.
Begin to be now what you will be hereafter.
If you can dream it, you can do it.
What you do today can improve all your tomorrows.
Expect problems and eat them for breakfast.
To know oneself, one should assert oneself.
To be a good loser is to learn how to win.
Be kind whenever possible. It is always possible.
Only the educated are free.
Though I had success in my research both when I was mad and when I was not, eventually I felt that my work would be better respected if I thought and acted like a 'normal' person.