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The only limits that exist are the ones you place on yourself.

Failure is interesting—it’s part of making progress. You never learn from success, but you do learn from failure.

美麗要比善良好，善良要比難看強。

The quality of institutions is the key determinant of a country's success or failure.

地球提供了足夠的東西來滿足每個人的需求，但不是每個人的貪婪。

語言是通向人性的窗口。