Things could always be worse for instance, you could be ugly and work in the Post Office.
As a rule, software systems do not work well until they have been used, and have failed repeatedly, in real applications.
It is impossible to enjoy idling thoroughly unless one has plenty of work to do.
Always remember, you can never finish work, but work can finish you.
A man with a half volition goes backwards and forwards, and makes no way on the smoothest road a man with a whole volition advances on the roughest, and will reach his purpose, if there be even a little worthiness in it. The man without a purpose is like a ship without a rudder - a waif, a nothing, a no man. Have a purpose in life and having it, throw such strength of mind and muscle into your work as God has given you.
When you are in any contest you should work as if there were - to the very last minute - a chance to lose it.
One should never criticize his own work except in a fresh and hopeful mood. The self-criticism of a tired mind is suicide.
Do not hire a man who does your work for money, but him who does it for love of it.