It's always too early to quit.
The wise does at once what the fool does at last.
Do not weep do not wax indignant. Understand.
Expect problems and eat them for breakfast.
Wherever you are - be all there.
Begin to be now what you will be hereafter.
To know oneself, one should assert oneself.
The dog that trots about finds a bone.
Problems are not stop signs, they are guidelines.
Always desire to learn something useful.
Medieval learning was really advanced.
I don't think you need religion.