It's always too early to quit.
If you're going through hell, keep going.
Do not weep do not wax indignant. Understand.
I can, therefore I am.
By failing to prepare, you are preparing to fail.
To know oneself, one should assert oneself.
Never complain and never explain.
Quality is not an act, it is a habit.
Begin to be now what you will be hereafter.
If you've got a talent, protect it.
All a musician can do is to get closer to the sources of nature, and so feel that he is in communion with the natural laws.