I made observations for three hours last night, and am almost ill to-day from fatigue; still I have worked all day, trying to reduce the places, and mean to work hard again to-night.
I have worn myself thin trying to find out about this comet, and I know very little now in the matter.
Do not look at stars as bright spots only. Try to take in the vastness of the universe.
I am just through with a summer, and a summer is to me always a trying ordeal.