Go for it now. The future is promised to no one.

Without hard work, nothing grows but weeds.

Problems are not stop signs, they are guidelines.

It's always too early to quit.

If you're going through hell, keep going.

By failing to prepare, you are preparing to fail.

The secret of getting ahead is getting started.

To know oneself, one should assert oneself.

Quality is not an act, it is a habit.