Be able to draw an illustration as least well enough to get your point across to another person.

Know where to find the sunrise and sunset times and note how the sky looks at those times, at least once.

...there are days when I feel I can do anything and days when I feel I can do nothing. But fortunately for those around me, neither sort occurs very often.

When our spelling is perfect, it's invisible. But when it's flawed, it prompts strong negative associations.

If achieving your potential requires favorable judgment by others, you are much less likely to succeed.

The length of your education is less important than its breadth, and the length of your life is less important than its depth.

Know how to behave at a fine restaurant, which is a telltale measure of social maturity.