To know oneself, one should assert oneself.
What you do today can improve all your tomorrows.
You never know what motivates you.
The wise does at once what the fool does at last.
Do not weep do not wax indignant. Understand.
Without hard work, nothing grows but weeds.
The most effective way to do it, is to do it.
Problems are not stop signs, they are guidelines.
If you think you can do it, you can.
To be a good loser is to learn how to win.
Science by itself has no moral dimension. But it does seek to establish truth. And upon this truth morality can be built.