For example: if ((wet && cold) || (poor && hungry)) { System.out.println(I'm miserable!); The println statement will be executed if wet and cold are both true, or if poor and hungry are both true.
Smoking causes depression because of the withdrawal from a physically and psychologically addictive substance, called nicotine. Nicotine which acts as a receptor for the neurotransmitter, acetylcholine, indirectly stimulates the release of another neurotransmitter, dopamine, in the brainâs reward or motivation center.
Symptoms of withdrawal from nicotine include: 1  Cravings to smoke. 2  Irritability, crankiness. 3  Insomnia. Fatigue.  Inability to 1  concentrate. Headache. 2  Cough. Sore 3  throat. Constipation, gas, stomach  pain. 1  Dry mouth. Sore tongue and/ or gums. 1  Postnasal drip. Tightness in  the chest.