It is no good pretending that there are simple solutions, or that anarchic anger can somehow supplant rigorous argument.

Rather, he argues that genuine philosophy demands the application to such thought of critical analysis and rigorous argument.

Frustrated by their failure to resolve the issue, the astrophysicists finally turned from rigorous scientific arguments to the democratic method of a show of hands.

"Rest assured that I will build a lengthy and rigorous argument when I present my findings to the Academy."

It is hard for debate to flourish under a Chief Justice who is so much more concerned with speedy results than with rigorous arguments.

The following is an introductory sketch of that situation, and is very far from being a rigorous physical argument.

For one thing, her prose more closely resembles a series of e-mail missives than a rigorous argument.

The Conservative case is more than a political ideal: it can be backed up by rigorous economic arguments.

The penalty is that one must take more care with one's development, as one must in any rigorous mathematical argument.

Epicurus once suggested that philosophy is an activity that uses reasoning and rigorous argument to promote human flourishing.