work and rest

We human beings are different from the machine. We can not work all the time without ant form of rest or recreation.
To prevent yourself from getting tired too soon, it is essential to keep several principles in mind.
First, don¡¯t do the same kind of work too long and overwork one nerve center. Arrange your work properly. If you are reading articles, then it is less tiring to read ad take notes than just to read. This is because the two nerve centers work alternately instead of only one center working witho...