Just as we like to think that all good clocks would agree, we also are comfortable with the idea that if an object has specific mass, that all moving observers will agree on how massive the object is.
(all moving observers; will agree; on how massive the object is) (the object; is; ) (we; also are; comfortable with the idea that if an object has specific mass, that all moving observers will agree on how massive the object is) (an object; has; specific mass)
all moving observers the object we an object
will agree is also are has
on how massive the object is
comfortable with the idea that if an object has specific mass, that all moving observers will agree on how massive the object is
specific mass