我们这个制定和维护了大量剥夺人身自由的法律的社会，连听一听“长期来说惩罚很难改变一个人的行为”这样一个科学事实都很困难。
无论是教育孩子还是大人，惩罚极少能起到预期效果，甚至常常反而会引发一系列负面的后果。
总体来说，最好的教育方式是奖励。但给人施加惩罚的权力满足感和权威膨胀感实在太过诱人，让大量家长/政客/选民无法做出理性的选择。 source
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Unlike WhatsApp, Telegram is a cloud-based messenger with seamless sync. As a result, you can access your messages from several devices at once, including tablets and computers, and share an unlimited number of photos, videos and files (doc, zip, mp3, etc.) of up to 2 GB each. And if you don't want to store all that data on your device, you can always keep it in the cloud.Thanks to our multi-data center infrastructure and encryption, Telegram is faster and way more secure. On top of that, Telegram is free and will stay free — no ads, no subscription fees, forever.
Yes! Voice calls are currently available to users around the world.
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