Without hard work, nothing grows but weeds.
Quality is not an act, it is a habit.
Either you run the day or the day runs you.
If you've got a talent, protect it.
If you're going through hell, keep going.
To be a good loser is to learn how to win.
The most effective way to do it, is to do it.
Go for it now. The future is promised to no one.
Know or listen to those who know.
Begin to be now what you will be hereafter.
The frontiers of knowledge in the various fields of our subject are expanding at such a rate that, work as hard as one can, one finds oneself further and further away from an understanding of the whole.