Agricultural R&D should be close to actual needs and not divorced from the production front.
农业科技研发要贴近实际需求，不能脱离生产一线。
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.
真相很少是纯粹的，也从不简单。