In 2006, Hawking posed an open question on the Internet: "In a world that is in chaos politically, socially and environmentally, how can the human race sustain another 100 years?", later clarifying: "I don't know the answer.
Pada tahun 2006, Hawking mengajukan pertanyaan terbuka di Internet: "Di dunia yang mengalami kekacauan politik, sosial, dan lingkungan, bagaimana cara umat manusia bertahan hidup sampai 100 tahun berikutnya?"