/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: ArthuratTsai https://cdn.slidesharecdn.com/profile-photo-ArthuratTsai-48x48.jpg?cb=1523431902 If Not Now , When ? 如果一輩子都只敢挑有把握的事做，那你要怎麼知道你的能耐會在哪？