Know or listen to those who know.

The wise does at once what the fool does at last.

What you do today can improve all your tomorrows.

To know oneself, one should assert oneself.

Without hard work, nothing grows but weeds.

The most effective way to do it, is to do it.

It's always too early to quit.

Well done is better than well said.

Be thine own palace, or the world's thy jail.