Formulas in chalk on a blackboard in the form of abstractionFormulas in chalk on a blackboard in the form of abstraction
Neon jellyfish and fish. communication under waterNeon jellyfish and fish. Communication under water
A smile is the key to victory in any communicationA smile is the key to victory in any communication
The imparting or exchanging of information or news. Means of connection between people or places, in particular.