Sine Quotations

A practical way to travel between the stars is a must-have for space opera, and a sine qua non for our frequently vaunted future as a galactic society.

Mysticism, in the narrow sense, implies a specific experience which is foreign to most poets and most men, but on the other hand, it represents an instinct which is a human sine qua non.

As far as I'm concerned, it goes without saying that here in Tunis ? inside these walls as well as outside ? everyone can express themselves freely. It is one of the conditions sine qua non for the success of this international conference.

Education has really one basic factor, a sine qua non-you must want it

In his field - where edge, zip and instant impact are sine qua non - Kidd is second to none.

A lot could happen between now and the end of the month. But at this point, we're on track for an October like we haven't seen sine the early 1990s.