What a thing is the heart of man！
对感受者来说，生活是悲剧；对思考者来说，生活是喜剧。
语境就是作品。
Quality should never be compromised, not even in the face of rising costs.
Attosecond science allows us to capture the fastest motions in the microcosm, like freezing the wingbeat of a hummingbird.