Bear the burden (of something) negative verb phrase
Used to describe enduring something stressful, painful, especially for the sake of others.
From the day my father died, my mother has borne the burden of this family for 20 years.
Because my wife quit her job, I have to bear the burden of earning for the whole family.
Being my family's breadwinner, I am responsible to bear the burden of earning.
She has borne the burden of caring for her young brothers since her parents left.
It's mostly used in the present tense.
To be dishonest or deceptive and no one can believe
No one believes what she said. She couldn't lie straight in bed.