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The rise of China and the resurgence of Russia have challenged the idea that liberal democracy is the only viable form of government.

Knowing is not enough, we must apply. Willing is not enough, we must do.

Global hunger won't be solved by charity alone - it requires systemic change.

"The best way to learn is by making mistakes."

"The world is full of magic things, patiently waiting for our senses to grow sharper."