It was almost as dangerous to become too hot from wearing too many clothes as to become too cold from wearing few
由于穿得太多而感到太热几乎与由于穿得太少而感到太冷一样的危险。
字面上好像是:因为穿太多衣服感到热和穿得太少感觉冷一样危险。猜测是过犹不及的意思。
由于穿得太多而感到太热几乎和由于穿得太少而感到太冷一样危险。
穿得太多与穿得太少一样危险。
穿太多的衣服几乎与穿太少的衣服同样危险。