Abstract nouns

Good morning grade 7
Today we will study the use of ABSTRACT NOUNS

ABSTRACT NOUN: A noun used to describe a felling or a thought.
FOR EXAMPLE
1- WISDOM keeps us safe
2- ANGER is bad for the health
3- BRAVERY should be rewarded
4- LIFE is priceless
Focus on these words ( wisdom, anger, bravery and life ) in the previous examples. Can you touch, smell or hear things such as ( life, anger or wisdom) ? In fact you cannot do it because these things are just thoughts and feelings, so it's abstract nouns  

We usually use abstract nouns without definite article ( the ) as the previous examples
We CANNOT say
( The life - The bravery - the wisdom - the anger ) all these expressions are wrong because we added THE

For more comprehension Please read USE OF ENGLISH BOX in your coursebook  /  P: 123 and watch this video