I am sure it is one's duty as a teacher to try to show boys that no opinions...
Very often a change of self is needed more than a change of scene.
One's mind has a way of making itself up in the background and it suddenly...
When you get to my age life seems little more than one long march to and from...
If interstellar travel is as time- or energy- demanding as the above figures indicate it is far from obvious what the motive for colonization might be.
