勝負とあっては、
いてもたってもいられない。

大自然だろうが滝の激流だろうが、
構わず挑んでしまうのが戦士の性。

If there's some sort of competition, they'll be unable to contain themselves.

Whether it's out in the great outdoors or if it's going up against powerful waterfall rapids, it's in the warrior's nature to take on any challenge.