Naturally,   nearly all the turtles felt an innate yearning to escape the pit and spread out into the beyond  above them; the bliss beyond their confines; the freedom.

自然，几乎所有的乌龟都感到一种与生俱来的渴望，想要逃离深渊，去往上方的世界；去体验超越束缚的幸福和自由。