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Success does not consist in never making mistakes but in never making the same one a second time.

Every word is a step towards understanding, but also towards confusion.

邊界是地球臉上的傷疤，是暴力和分裂的標記。

Do not put forward anything that you cannot prove by experimentation.

The greatest threat to our planet is the belief that someone else will save it.

The quality of an organization's teamwork determines the quality of its results.

幸福不是沒有問題，而是有能力處理它們。