In itself, homosexuality is as limiting as heterosexuality: the ideal should be to be capable of loving a woman or a man; either, a human being, without feeling fear, restraint, or obligation. Simone de Beauvoir
To be capable of respect is almost as rare as to be worthy of it. Joseph Joubert
To be capable of steady friendship or lasting love, are the two greatest proofs, not only of goodness of heart, but of strength of mind. William Hazlitt
Above all, always be capable of feeling deeply any injustice committed against anyone, anywhere in the world. Che Guevara
To truly esteem oneself means that one must be capable of feeling shame or self-disgust when one does not live up to a certain standard. Francis Fukuyama
By 1985, machines will be capable of doing any work Man can do. Herbert Simon