If you think you can do it, you can.
What you do today can improve all your tomorrows.
Be kind whenever possible. It is always possible.
Always desire to learn something useful.
The most effective way to do it, is to do it.
You never know what motivates you.
Things do not happen. Things are made to happen.
Begin to be now what you will be hereafter.
If you're going through hell, keep going.
Quality is not an act, it is a habit.
I learned easily and had time to follow my inclination for sports (light athletics and skiing) and chemistry, which I taught myself by reading all textbooks I could get.