Famous quotes containing the words main, group and/or compounds:
“One of the main tasks of adolescence is to achieve an identity—not necessarily a knowledge of who we are, but a clarification of the range of what we might become, a set of self-references by which we can make sense of our responses, and justify our decisions and goals.”
—Terri Apter (20th century)
“With a group of bankers I always had the feeling that success was measured by the extent one gave nothing away.”
—Francis Aungier, Pakenham, 7th Earl Longford (b. 1905)
“We can come up with a working definition of life, which is what we did for the Viking mission to Mars. We said we could think in terms of a large molecule made up of carbon compounds that can replicate, or make copies of itself, and metabolize food and energy. So that’s the thought: macrocolecule, metabolism, replication.”
—Cyril Ponnamperuma (b. 1923)