At first Hsu didn't find the work interesting, but he kept at it, and studied public relations in a local college's evening division.
葉老師告訴他：「工作的道理很簡單，就是腳踏實地，不怨天尤人，也不要羨慕人、嫉妒人，凡事盡其在我。」剛開始，許康輝擔任照相打字工作，不久便有「做」然後知不足之感，深覺應該繼續進修。於是他考入世界新專公共關係科夜間部。