Leap, and the net will appear.
It's always too early to quit.
Know or listen to those who know.
Be kind whenever possible. It is always possible.
Either you run the day or the day runs you.
Things do not happen. Things are made to happen.
Be thine own palace, or the world's thy jail.
What you do today can improve all your tomorrows.
The most effective way to do it, is to do it.
Without hard work, nothing grows but weeds.
I spent every night until four in the morning on my dissertation, until I came to the point when I could not write another word, not even the next letter. I went to bed. Eight o'clock the next morning I was up writing again.