Share: Title:"Four Questions About the Future," by Hans Ostrom Duration: 0:28 Plays: 26 views Published: 4 years ago Download MP3 Download MP4 Simillar Videos ▶️ 0:25 "on Being A Professor," By Hans Ostrom 26 views • 4 years ago ▶️ 0:23 "her Fingertips," By Hans Ostrom 26 views • 14 years ago ▶️ 1:30 "coffee," By Hans Ostrom 26 views • 4 years ago ▶️ 0:35 "broken, Amazing, Awful," By Hans Ostrom 26 views • 10 years ago ▶️ 1:04 "chess Teachings," By Hans Ostrom 26 views • 7 years ago