Is scientific scholarship perhaps only a fear and an excuse in the face of pessimism, a delicate self-defence against-the Truth?

科学知识可能只是对悲观主义的一种恐惧和借口？是针对真理的微妙的自卫方式？

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In fact, there are now several techniques based on solid scientific evidence that allow us to begin the journey from pessimism to a more optimistic take on life.

CNN: Make your 'rainy brain' sunnier