EMBA的小眼睛

由「陽」與「陰」來決定最適合自己的暖身法-轉載自自然生活網 (http://www.i-nature.com.tw)

i-Nature 編輯部

All geeks, nerds and puzzle folks are aware of the nine-dot problem, along with the lesson it is frequently used to present.

Here's a pencil. Here's a piece of copy paper with nine dots on it. Without lifting the pencil or folding the paper, connect the nine dots using four straight lines.

The narrator smiles as you try as hard as you can, unable to do it. Then he ends your frustration and points out you've been tricked by your own limits, because, of course, there's nothing in the rules that says you can't have the lines go beyond the edges of the nine dots.

The thing is, this isn't the end. This is the beginning of the cheating, and anyone who stops here, satisfied at his breakthrough, is missing the point.

腸道是人體第二個大腦  -轉載自自然生活網 (http://www.i-nature.com.tw)

i-Nature 編輯部

腸道和其他器官不同，神經叢密集，就像大腦一樣可以分泌各種激素，甚至產生更多的神經遞質，所以也就有了「第二大腦」或「腹腦」之稱。