If you're going through hell, keep going.
Without hard work, nothing grows but weeds.
The secret of getting ahead is getting started.
To know oneself, one should assert oneself.
Quality is not an act, it is a habit.
Either you run the day or the day runs you.
The dog that trots about finds a bone.
After a storm comes a calm.
If you think you can do it, you can.
Always desire to learn something useful.
But communication is two-sided - vital and profound communication makes demands also on those who are to receive it... demands in the sense of concentration, of genuine effort to receive what is being communicated.