Even so, one important principle did make another increment of progress.

The principles of "break through thinking" make this quite clear.

But while this principle might once have made sense, it's just naïve today.

The game's general principles make it as interesting and attractive as possible.

It was impossible to meet both as the principle of less eligibility made people search for work in towns and cities.

These two principles make possible a great variety of interpretations.

His principle all through life had been, when you've made a bad bet, pay up and forget about it.

The principles also made clear that top leadership was shared between a commander and a technical director, rather than having one report to the other.

Through increased transparency, those principles make it easier for citizens to hold government officials accountable.

The principle of an eye for an eye, makes the whole world blind.