It was only after he began night school at Taipei High School's department of arts and crafts and started spending his days concentrating on his art and winning awards did he begin to feel self-confident. He also had works on consignment at Taipei's Caves Arts Center.
直到進入泰北高中夜間部美工科，白天專心創作並頻頻獲獎，施宣宇才慢慢有了自信，作品也在台北敦煌藝術中心寄賣。