Words are the most powerful drug used by humanity.
Science describes things as they are; art, how they feel, how they feel.
Fernando Pessoa
Friendship... A flower can be compared to a rose, as its qualities are different, such as friendship, which is often compared to love...
Paulo Master
In politics, delay usually serves the opponent.
Niccolo Machiavelli
It is appropriate for men to affirm what they do not know, and, by profession, the opposite of what they know; This is how this other incurable is formed, Hope.
Machado de Assis
Brain definition: a device with which we think we think.
Ambrose Bierce