Sustainability is not an option; it's a responsibility we owe to future generations.
"Die größten Abenteuer sind die im Kopf."
Don’t let your dreams be dreams.
感官训练可以培养敏锐的观察者,适应现在的文明时代,更能实际地应用于日常生活中。
Cryptography is about communication in the presence of adversaries.