Enseñar no es una …
Enseñar no es una función vital, porque no tiene el fin en sí misma; la función vital es aprender.
Enseñar no es una función vital, porque no tiene el fin en sí misma; la función vital es aprender.
El árbitro considera la equidad, el juez la ley.
La esperanza es el sueño de un hombre despierto.
Quien es auténtico, asume la responsabilidad por ser lo que es y se reconoce libre de ser lo que es.
Sólo hay una guerra que puede permitirse el ser humano: la guerra contra su extinción.
Las ideas no son responsables de lo que los hombres hacen de ellas.
La ciencia no es sino una imagen de la verdad.
No dispares la flecha que puede volverse contra ti.
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