treściwy in English:

... borrowed or composed those pithy utterances of worldly wisdom...

He has a pithy remark for every occasion.

Your summary should be as clear and concise as possible.

clear concise instructions

Your task is to write a concise story.

The author's mode of expression is very concise.

I find your argument too convoluted. Couldn't you try to make it simpler and more concise?

I find words with concise definitions to be the easiest to remember.

Indicators are a concise way of interpreting a given phenomenon.

Since I get bored easily, I only read concise stories under fifty pages

Make ​your ​answers ​clear and concise.

First, there must be a clear and concise formulation of the data to be transmitted

The definition of concise is expressing briefly and clearly. An example of concise is "I like apples."

you have to be concise - it means brief, give the information in a few words. Maybe you could write a brief profile at the top and keep the CV to just two pages.

concise = brief, give the information in few words

Her description of the play was concise and without any unnecessary information.

It was short and concise: The old man is dead.