Go for it now. The future is promised to no one.
Be thine own palace, or the world's thy jail.
If you're going through hell, keep going.
You never know what motivates you.
Well done is better than well said.
It's always too early to quit.
I can, therefore I am.
Do not weep do not wax indignant. Understand.
Without hard work, nothing grows but weeds.
The dog that trots about finds a bone.
The attitude of physiological psychology to sensations and feelings, considered as psychical elements, is, naturally, the attitude of psychology at large.