After the Great Leap Forward, there was an explosion of stone toolmaking, more sophisticated weaponry and, 32, 000 years ago, the creation of our first sophisticated mark-making on the cave walls of Lascaux.

在大飞跃之后，石器的制作呈爆，诞生了更加复杂的武器，32000 年前，们在拉斯科的洞窟壁创造了最初的复杂符号。

He was with Goliath, and I could see not only the whole of the use of the straw as a tool but breaking off a leafy twig, stripping off the leaves, which is the beginning of toolmaking, and that was the thing.

他和歌利亚在一起，能看到稻草作为工具的全部使用过程，还能看到折断一根枝叶繁茂的树枝，剥去树叶，这就是工具制造的开端，事情就是这样。