But it should be borne in mind that his METHOD of investigation was even greater than its RESULTS.

In an age when theological subtilizing was alone thought to give the title of scholar, he insisted on REAL reasoning and the aid of natural science by mathematics; in an age when experimenting was sure to cost a man his reputation, and was likely to cost him his life, he insisted on experimenting, and braved all its risks.

Few greater men have lived.

As we follow Bacon's process of reasoning regarding the refraction of light, we see that he was divinely inspired.
On this man came the brunt of the battle.

The most conscientious men of his time thought it their duty to fight him, and they fought him steadily and bitterly.