Without hard work, nothing grows but weeds.

To know oneself, one should assert oneself.

Begin to be now what you will be hereafter.

Things do not happen. Things are made to happen.

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

Always desire to learn something useful.

Know or listen to those who know.

By failing to prepare, you are preparing to fail.

Be gentle to all and stern with yourself.