The Art Of Doing Science And Engineering

1. giving formal presentations,

2. producing written reports,

3. master the art of informal presentations as they happen to occur.

As an example related to the "luck" aspect, when I first came to Bell Telephone Laboratories I shared an office with Claude Shannon. At about the same time he created Information Theory and I created Coding Theory. They were "in the air" you can say, and you are right.

is one thing, but if you have a herd of 1000 and add 3 it is quite another thing—hence the additivity of the number in the herd is not always the proper measure to use. In this case the percentage change might be more informative.