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"The world is a book, and those who do not travel read only one page."

To be free is to have no choice.

"The truth is rarely pure and never simple."

Mathematics is a universal language that transcends cultural and linguistic barriers.

"La poesía es una forma de resistencia, una manera de decir no a la opresión y sí a la libertad."

The most powerful leadership tool you have is your own personal example.