Famous quotes containing the words parental and/or species:
“The most important emotional accomplishment of the toddler years is reconciling the urge to become competent and self-reliant with the longing for parental love and protection.”
—Alicia F. Lieberman (20th century)
“The question that will decide our destiny is not whether we shall expand into space. It is: shall we be one species or a million? A million species will not exhaust the ecological niches that are awaiting the arrival of intelligence.”
—Freeman Dyson (b. 1923)