To let a sad thought or a bad one get into your mind is as dangerous as letting a scarlet fever germ get into your body. If you let it stay there after it has got in, you may never get over it as long as you live.

When you will not fly into a passion people know you are stronger than they are, because you are strong enough to hold in your rage, and they are not, and they say stupid things they wish they hadn't said afterward. There's nothing so strong as rage, except what makes you hold it in--that's stronger. It's a good thing not to answer your enemies.

How it is that animals understand things I do not know, but it is certain that they do understand. Perhaps there is a language which is not made of words and everything in the world understands it. Perhaps there is a soul hidden in everything and it can always speak, without even making a sound, to another soul.

Perhaps you can feel if you can’t hear,” was her fancy. “Perhaps kind thoughts reach people somehow, even through windows and doors and walls. Perhaps you feel a little warm and comforted, and don’t know why, when I am standing here in the cold and hoping you will get well and happy again.

... justice is mercy's highest self.

People never like me and I never like people," she thought. "And I never can talk as the Crawford children could. They were always talking and laughing and making noises.

Are you learning me by heart, little Sara?" he said, stroking her hair. "No," she answered. "I know you by heart. You are inside my heart.