In mathematics, the art of proposing a question must be held of higher value than solving it.
Positive emotions broaden our awareness and allow us to see more possibilities.
问题的根本原因在于,在现代世界里,愚蠢的人自以为是,而聪明的人充满怀疑。
对不起妈妈,我从没想过要伤害你。我从没想过让你哭泣,但今晚我要清理我的衣橱。