If we are successful we shall be able to let in on the world of modern science such a flood of light from the Old World as will change every condition of thought and experiment and practice.

If we fail, then even the knowledge of our attempt will die with us.

For this, and all else which may come, I believe we are prepared!" He paused.

No one spoke, but we all bowed our heads gravely in acquiescence.

He resumed, but with a certain hesitancy: "It is not yet too late! If any of you have a doubt or misgiving, for God's sake speak it now! Whoever it may be, can go hence without let or hindrance.