Algunas Frases de Viktor Frankl

Quienes han leído a Covey seguro habrán oido el nombre de Viktor Frankl. Acá algunas frases de él:

"The last of human freedoms -- the ability to chose one's attitude in a given set of circumstances." 

"Ultimately, man should not ask what the meaning of his life is, but rather he must recognize that it is he who is asked."

"What is to give light must endure burning."

"When we are no longer able to change a situation, we are challenged to change ourselves."