To know what you prefer instead of humbly saying Amen to what the world tells you you ought to prefer, is to have kept your soul alive.

To live is in itself a value judgment. To breathe is to judge.

Just keep in mind: the more we value things outside our control, the less control we have.

I have always believed, and I still believe, that whatever good or bad fortune may come our way we can always give it meaning and transform it into something of value.

Now if I carry out this oath, and break it not, may I gain forever reputation among all men for my life and for my art; but if I transgress it and forswear myself, may the opposite befall me.

What we obtain too cheap, we esteem too lightly: it is dearness only that gives every thing its value. Heaven knows how to put a proper price upon its goods; and it would be strange indeed if so celestial an article as freedom should not be highly rated.

Values are related to our emotions, just as we practice physical hygiene to preserve our physical health, we need to observe emotional hygiene to preserve a healthy mind and attitudes.