Problems are not stop signs, they are guidelines.
The wise does at once what the fool does at last.
Do not weep do not wax indignant. Understand.
Be gentle to all and stern with yourself.
Begin to be now what you will be hereafter.
If you're going through hell, keep going.
The most effective way to do it, is to do it.
Wherever you are - be all there.
By failing to prepare, you are preparing to fail.
Expect problems and eat them for breakfast.
That's something I learned in art school. I studied graphic design in Germany, and my professor emphasized the responsibility that designers and illustrators have towards the people they create things for.