The length of a man's outspread arms is equal to his height.
There is no object so large but that at a great distance from the eye it does not appear smaller than a smaller object near.
Lying on a feather mattress or quilt will not bring you renown.
I have solved what color is, however ; I still have no idea about what line is.
Fix your course on a star and you'll navigate any storm.
Avoid studies of which the result dies with the worker.