If you think you can do it, you can.
Know or listen to those who know.
Begin to be now what you will be hereafter.
Quality is not an act, it is a habit.
Go for it now. The future is promised to no one.
Well done is better than well said.
It's always too early to quit.
You never know what motivates you.
I can, therefore I am.
If you can dream it, you can do it.
Each department of knowledge passes through three stages. The theoretic stage the theological stage and the metaphysical or abstract stage.