basic principle

He started with a basic principle: “There is no guarantee of success, but there has to be a guarantee of effort.”

The most basic principle in economics is the law of demand: when something becomes more expensive, people buy less of it.

This is an inversion of the basic principle of democracy: that elections are won by the candidate who gets the most votes.

“I think it comes down to the same basic principle,” Durbin said.

The same basic principle should apply when officers are the ones on trial.

The basic principle of modern Voice Culture is the idea of mechanical vocal management.

The teacher must therefore direct the student's musical education as the basic principle of Voice Culture.

Further, the scope of this work is limited to the basic principle of vocal technique,—correct tone-production.

Electric bells and buzzers use the same basic principle as the telegraph system, invented by Samuel Morse in 1840.

And in the Model “A” Addressograph, we find the basic principle of the addressograph of today.