This saying wants to tell you to be well prepared before start thinking or speaking to the public. Well,
Think Carefully while You are Alone- this refers to your decision making while you are alone. You have to think again and again to make sure that what you will do is correct and no harm to others.
Speak Carefully while You are with Others- the more you speak, the mistake you will make. So be careful on your speaking. Sometime your word can kill others without intention or you will loss the value opportunity. You better listen more than speaking.
Think Carefully while You are alone,Speak Carefully while You are with Others in Khmer says " នៅម្នាក់ឯងឲ្យប្រយ័ត្ន រឿងគិត នៅជាមួយមិត្តឲ្យប្រយ័ត្នរឿងវាចារ "
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