The large area of the sky in the paintings, the soulful composition, and seemingly simple brushstrokes are in fact expressions of the essence of life that is the pursuit of freedom.
For most thinkers since the Greek philosophers, it was self-evident that there is something called human nature, something that constitutes the essence of man.
It differs from the ordinary photoelectric colour mark sensor in the optical system of the new colour mark sensor which is composed of a coaxial distributed optical fiber bundle of composition type.
"Free radicals — like the kind formed from sun exposure — damage the membrane of skin cells, potentially allowing damage to the DNA of that cell," says Heller.
Further experiments carried out at Oxford suggest that crows can also use sticks as tools to inspect all sorts of objects, possibly to assess whether or not they present a danger.
Although that incident involved a U. s. plane flying into a U. s. city, it was an international terror plot that endangered individuals from at least 17 foreign countries.