La libertad es un hábito que se adquiere ejerciéndola.

忠于自己，永远不要让任何人削弱你的光芒。

Efficiency is doing things right; effectiveness is doing the right things.

Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.

The Vietnamese people deeply love independence, freedom, and peace. But in the face of a threat to their country's independence and freedom, the Vietnamese people would rather sacrifice everything, not afraid to lose their lives, to defend the independence and freedom of their homeland.

The old-fashioned dictator does not exist under scientific management.