tjkcb notes: Surfering on 美語世界  has been my taking a break coffee time to gain  盈盈一笑間 - ♀ - smiling [一笑間] ear-to-ear [盈盈], sometimes, and reading  yours witty and insightful posts and inspiraitonal comments. Below is why beneficial doing that: 

Microsoft's brain EEG Study Conclusion: Take More Breaks!

Short breaks between meetings are necessary for:

1/ Eliminating stress buildup.
2/ Improving performance.
3/ Reducing the impact of attention residue.

4// helping maintain focus and eliminate low-value chit chat.