Say other people's stingy and selfish sentences

Sentence:

However, if you omit four-word phrases or shorter phrases, there may be many stingy and selfish sentences.

For example, this person usually eats and dresses frugally, but he always takes advantage of his friends without spending a dime.

For example, some people often use public resources and are often very selfish. They even get on the bus and take the bus without paying the bus fare. .

There are still some people who may be very selfish. They don't spend a penny on relatives and friends, invite them to dinner and never pay for them!