It's always too early to quit.
Begin to be now what you will be hereafter.
Always desire to learn something useful.
Go for it now. The future is promised to no one.
If you can dream it, you can do it.
You never know what motivates you.
Without hard work, nothing grows but weeds.
The most effective way to do it, is to do it.
Either you run the day or the day runs you.
Be kind whenever possible. It is always possible.
The role of the teacher is to create the conditions for invention rather than provide ready-made knowledge.