I'm not perfect, but I'm trying every day to be better.
To understand a sentence means to understand a language.
保持专注,专注于你的目标。
学会怎么打称人结(又叫“撑人结”,不会越拉越小的结)。而且要摸黑练习、单手练习。在今后的日子里,你根本想不到它有多有用。
Science is a collaborative effort. No one makes discoveries alone.