Year Quotes (3)
Absolute, true, and mathematical time, in and of itself and of its own nature, without reference to anything external, flows uniformly and by another name is called duration. Relative, apparent, and common time is any sensible and external measure (precise or imprecise) of duration by means of motion; such as a measure—for example, an hour, a day, a month, a year—is commonly used instead of true time.
The Principia: Mathematical Principles of Natural Philosophy (1687), 3rd edition (1726), trans. I. B. Cohen and Anne Whitman (1999), Definitions, Scholium, 408.
See also: | Absolute (5) | Apparent (3) | Day (7) | Duration (2) | External (7) | Flow (3) | Hour (4) | Measurement (68) | Precision (6) | Relative (2) | Sensible (3) | Time (57) | Uniformity (8)
Only a moment to cut off that head and a hundred years may not give us another like it.
Comment to Delambre on Lavoisier's execution, 8 May 1794. Quoted in D. McKie, Antoine Lavoisier: Scientist, Economist, Social Reformer (1962), 309.
What does one have to do to be called a scientist? I decided that anyone who spent on science more than 10% of his waking, thinking time for a period of more than a year would be called a scientist, at least for that year.
Quoted in 'The Way it Was', Annual Review of Physical Chemistry (1982), 33, 1-2.
