The retired engineer said a daily diet of porridge and playing chess was the key to his longevity -- as was remembering to keep breathing.

• 这位早已退休在家的工程师将自己健康长寿的主要原因归功于以麦片粥为主的日常饮食以及经常下国际象棋,对他来说,这一切如今已经变得像平日里不停呼吸空气一样习以为常了。