On the path that American children travel to adulthood, two institutions oversee the journey. The first is the one we hear a lot about: college. Some of you may remember the excitement that you felt w
The experience of looking up and knowing that the sky you're looking at surrounds every known living thing in the universe is very profound. 仰望天空，并认识到你正观看的天空包围着宇宙中所有的已知生物，这种感受意义深远。 Think about that fo
I was delighted when I was asked to help open today's conference. 很高兴大家今天邀请我来为今天的会议活动开幕。 I want to start by saying a big thank you to all of the head teachers here today. I know how much is asked of y
