By faithfully working eight hours a day you may eventually get to be boss and work twelve hours a day.

What I aspired to be and was not, comforts me.

Like dogs in a wheel, birds in a cage, or squirrels in a chain, ambitious men still climb and climb, with great labor, and incessant anxiety, but never reach the top.

Ambition is an idol, on whose wings great minds are carried only to extreme; to be sublimely great or to be nothing.

It's not going to be contemptuous of wealth and ambition,

In ways to greatness think on this, That slippery all ambition is