Life Is DifficultWhat makes life difficult is that the process of facing and solving problems is a painful one. Problems cause______（31）, anger, fear or despair. These are______（32）feelings, often as painful as any kind of physical pain. And since life______（33）an endless series of problems, it is______（34）difficult and is full of pain as well as joy.Yet it is in this process of______（35）and solving problems that life has its meaning. Problems call forth our______（36）and our wisdom. It is only because of problems that we grow______（37）and spiritually. When we want to encourage the______（38）of the human spirit, we encourage the human capacity to solve problems, just as in school we deliberately______（39）problems for our children to solve. It is through the pain of confronting and resolving that we learn. It is for this reason that______（40）people learn not to fear but actually to welcome problems and actually to welcome the pain of problems.______.A．meetingB．courageC．carefulD．growthE．wiseF．takesG．sadnessH．setI．posesJ．alwaysK．uncomfortableL．mentally