A bad manner spoils ...

A bad manner spoils everything, even reason and justice; a good one supplies everything, gilds a No, sweetens a truth, and adds a touch of beauty to old age itself.
A bad manner spoils everything, even reason and justice; a good one supplies everything, gilds a No, sweetens a truth, and adds a touch of beauty to old age itself.
 Baltasar Gracian

More phrases

Courage - a perfect sensibility of the measure of danger, and a mental willingness to endure it.
 William Tecumseh Sherman
The same mentality that leads to environmental despoliation, environmental destruction, also leads to damage to people.
 Naomi Oreskes
You can't break poor people mentality. Once you grow up poor, you don't take anything for granted. It can have the negative side also because you can never truly be relaxed.
 Will Smith
The man with the average mentality, but with control, with a definite goal, and a clear conception of how it can be gained, and above all, with the power of application and labor, wins in the end.
 William Howard Taft
I think society had to grow up to the mentality of Peter Norman.
 John Carlos

Quotes from the same author

Friendship multiplies the good of life and divides the evil.
 Baltasar Gracián
True friendship multiplies the good in life and divides its evils. Strive to have friends, for life without friends is like life on a desert island... to find one real friend in a lifetime is good fortune; to keep him is a blessing.
 Baltasar Gracián
Without courage, wisdom bears no fruit.
 Baltasar Gracián
Great ability develops and reveals itself increasingly with every new assignment.
 Baltasar Gracian
Most do violence to their natural aptitude, and thus attain superiority in nothing.
 Baltasar Gracian