On Tue, 03 May 2016 11:43:08 -0400, Davoud wrote:

Gary Harnagel:
However, if you could accelerate at a constant one g (as experienced by
the ship) then flip over and decelerate, you could get there in 22 years.

I'd be worried about lethal radiation from running into particles, though,
let alone stuff in the Oort clouds of our solar system and that of the
destination star :-(

There must be a better way ...

Sorry to tell you this, but the reality is that there is no better way.

Well, that's not quite true. There is a better way- send a robot.
Still not likely to happen, but within the realm of our current
technology, and not prohibitively expensive.