The FHA is still with us and we just had an FHA Modernization Act; Congress is starting to propel that forward I wanted to say a little bit about the math of mortgages.

联邦住宅管理局还在,我们有联邦住宅管理局现代化法,国会正在进一步实施这个法案,我想讲一点抵押贷款的数学知识

耶鲁公开课 - 金融市场课程节选

This stretch of ocean was particularly dreaded by sailors of the 19th century, who named it "The Doldrums, " because its lack of wind could leave them stuck at sea, unable to propel forward.

CNN: Airplane went down in volatile equatorial zone

Change is a leaders best friend, and the one thing that will propel you forward.

FORBES: 5 Ways To Free Yourself From A Leadership Rut

As they contract, the bell closes in on itself and ejects water to propel itself forward.

BBC: Robotic jellyfish fuelled by hydrogen invented