Success in agriculture is measured not just in yield, but in the health of the soil and the community.
自由是做法律允许的事情的权利。
丙型肝炎的挑战不仅在于找到病毒，还在于理解它是如何逃避免疫系统的。
The deep, personal material of the latter half of your life is your children. You can write about your parents when they're gone, but your children are still going to be here, and you're going to want them to come and visit you in the nursing home.
The computer is a medium of expression, like a violin or a paintbrush.
