Lin says that when he first came back to Taiwan to teach more than a decade ago, the brick red exteriors of the College of Science's just-completed Science Buildings 2, 3, and 4 were beautiful to look at. But after a few years the windward sides of the buildings began turning black and some of the bricks began cracking and falling, posing a serious threat to the safety of faculty and students.
他指出，十多年前自己初回國任教時，包括「科二館」、「科三館」及「科四館」等理學院大樓建築群才剛落成沒多久，磚紅色的外牆遠遠望過去非常美麗，但沒過幾年迎風面外牆就開始變黑，部分磚石也逐漸碎裂剝落，對過往師生帶來極大的安全威脅。